Endocrine Regulation
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Questions and Answers

Which enzyme is stimulated by both epinephrine and glucagon in the regulation of blood glucose levels?

  • Glycogen synthase
  • Kinase A (correct)
  • Phosphorylase A
  • Hexokinase
  • What is the primary effect of the stimulation of kinase A by epinephrine and glucagon?

  • Glycogen synthesis
  • Glucose uptake by cells
  • Insulin secretion
  • Glycogen breakdown (correct)
  • What is the consequence of the actions of epinephrine and glucagon on blood glucose levels?

  • Decreased blood glucose levels
  • Stable blood glucose levels
  • No effect on blood glucose levels
  • Increased blood glucose levels (correct)
  • What happens when two hormones exhibit a synergistic effect?

    <p>Their combined effect is greater than the sum of their individual effects</p> Signup and view all the answers

    What is the result of the synergistic effect of two hormones on the physiological process?

    <p>Their impact on the physiological process is multiplied</p> Signup and view all the answers

    Which of the following hormones act similarly on glucose utilization by cells?

    <p>Insulin and IGF-1</p> Signup and view all the answers

    What is the result of T3 and IGF-1's stimulation on bone health?

    <p>Stimulate extracellular matrix synthesis in bones</p> Signup and view all the answers

    Which of the following hormones promotes protein synthesis?

    <p>T3</p> Signup and view all the answers

    Which hormone stimulates chondroid sulfates synthesis for extracellular matrix synthesis in bones?

    <p>IGF-1</p> Signup and view all the answers

    What is the permissive effect of one hormone on another hormone?

    <p>It enhances the effect of the other hormone</p> Signup and view all the answers

    In the presence of which hormones is growth hormone's growth-promoting effect apparent?

    <p>Thyroid hormones and IGF-1</p> Signup and view all the answers

    What effect does estrogen exposure have on progesterone receptor expression in the uterus?

    <p>It induces progesterone receptor expression</p> Signup and view all the answers

    Which hormone plays a role in retaining sodium in the body, elevating plasma sodium levels?

    <p>Aldosterone</p> Signup and view all the answers

    Which hormone promotes sodium excretion, reducing plasma sodium levels?

    <p>Atrial natriuretic peptide (ANP)</p> Signup and view all the answers

    Which pair of hormones play opposing roles in the regulation of plasma glucose levels?

    <p>Insulin and glucagon</p> Signup and view all the answers

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